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Retrospective Study
Copyright: ©Author(s) 2026.
World J Gastroenterol. Mar 21, 2026; 32(11): 116220
Published online Mar 21, 2026. doi: 10.3748/wjg.v32.i11.116220
Figure 1
Figure 1 Flowchart of patient selection and dataset allocation. A total of 823 patients were initially screened from three centers. After applying exclusion criteria, 211 patients from center 1 were allocated into the training (n = 150) and validation (n = 61) sets, while 100 patients from centers 2 and 3 were used as the independent test set. AC: Acute cholecystitis; CT: Computed tomography; PC: Percutaneous cholecystostomy; LC: Laparoscopic cholecystectomy; ASC: Acute suppurative cholecystitis.


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